I Turned My CHEAP GRANNY BMW into a 700HP TWIN TURBO V8 SUPERCAR SLAYER!

Today we are taking a boring multiple accident and stolen dirt cheap 2014 BMW 550i M Sport and turning it into the best sleeper BMW on the market right now. Full build including tons of mods and even stress testing this car because its known for its unreliable behavior. So what better way to test this out than to modify the crap out of it and drive it from Mexico to Canada and back. And then, at the end of the video when we've had our fun the most surprising thing happens...

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